CN207279283U - A kind of Desuperheating and decompressing device for steam - Google Patents
A kind of Desuperheating and decompressing device for steam Download PDFInfo
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- CN207279283U CN207279283U CN201721172661.8U CN201721172661U CN207279283U CN 207279283 U CN207279283 U CN 207279283U CN 201721172661 U CN201721172661 U CN 201721172661U CN 207279283 U CN207279283 U CN 207279283U
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Abstract
The utility model discloses a kind of Desuperheating and decompressing device for steam, including mixed charge road and four mouthfuls of flanges, four mouthfuls of flanges are arranged at mixed charge road side, mixed charge road side is provided with the first stud, described first stud one end is threadedly coupled in mixed charge road, described first stud one end is provided with the first connecting plate, four mouthfuls of flange both ends are both provided with restricting orifice, four mouthfuls of flange both sides are both provided with the second connecting plate, first connecting plate is connected with restricting orifice by nut, the second connecting plate top is provided with the 3rd connecting plate, the 3rd connecting plate top is provided with the first valve deck.The utility model is conducive to when steam pressure is excessive in mixed charge road, safety valve discharges the high steam in mixed charge road out of outlet pipe, the pressure in mixed charge road is reduced, so as to reach this practical purpose by the setting of safety valve.
Description
Technical field
Pressure and temperature reducing technical field is the utility model is related to, more particularly to a kind of Desuperheating and decompressing device for steam.
Background technology
The desuperheating process of reducing-and-cooling plant is to overheat steam jetting temperature lowering water, temperature lowering water by desuperheating water water injector
By steam picks up heat, so that superheat steam temperature reduces.Existing temperature reducing system be mostly to water distribution valves, fixed nozzle,
Throttling arrangement etc. forms.This structure nozzle area is non-adjustable, and water spray is leaned on to be adjusted to water distribution valves, due to between water distribution valves
Gap leakage current amount is larger, causes reducing-and-cooling plant regulating ratio too small, can only be used under 50%~100% load condition, small
Adjust coarse under flow, big pressure difference, the atomization of desuperheating water is bad, does not reach gratifying effect, causes minimum adjustable temperature
Higher, indirect steam minimum temperature can only be transferred to saturated-steam temperature and add more than 15 DEG C.In addition, this attemperator is complicated,
The annex of configuration is more, not only manufactures maintenance workload of high cost, and considerably increasing user.Therefore, invention is a kind of steams
Vapour reducing-and-cooling plant is necessary to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of Desuperheating and decompressing device for steam, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical solution：A kind of Desuperheating and decompressing device for steam, including it is mixed
Close main pipeline and four mouthfuls of flanges, four mouthfuls of flanges are arranged at mixed charge road side, mixed charge road side is provided with
First stud, described first stud one end are threadedly coupled in mixed charge road, and described first stud one end is set
The first connecting plate is equipped with, four mouthfuls of flange both ends are both provided with restricting orifice, and four mouthfuls of flange both sides are both provided with second
Connecting plate, first connecting plate are connected with restricting orifice by nut, and the second connecting plate top is provided with the 3rd connection
Plate, the 3rd connecting plate top are provided with the first valve deck, and the first valve deck top is provided with the 4th connecting plate, and the described 4th
Connecting plate top is provided with the 5th connecting plate, and the 5th connecting plate top is provided with pressure reducing valve, mixed charge road side
Nozzle block is provided with, the nozzle block top is provided with the second stud, and the second stud top is provided with the 6th
Connecting plate, the second stud both ends are connected with nozzle block and the 6th connecting plate threaded one end respectively, the 6th connection
Plate top is provided with the second valve deck, and the second valve deck top is provided with the 7th connecting plate, and the 7th connecting plate top is set
There is the 8th connecting plate, the 8th connecting plate top is provided with adjustable nozzle, and the 6th connecting plate side is provided with twoport method
Orchid, the twoport flange side are provided with check-valves, and the check-valves side is provided with seamless pipe, and described seamless pipe one end is run through
Check-valves, and extend to check-valves side and be connected with twoport flange one end, mixed charge road is run through in described seamless pipe one end, and prolongs
Mixed charge road side is extended, the seamless pipe side is provided with throttling stop valve, and the throttling stop valve is arranged at mixing master
Pipeline side, mixed charge road side are provided with section pipe, and the section pipe is arranged at nozzle block side, and the section tube top end is set
It is equipped with and flushes flange, the flange top that flushes is provided with connecting tube, and the connecting tube is provided at both ends with the 9th connecting plate, described
The 9th connecting plate of top is fastenedly connected by tight split nut with flushing flange, and the connecting tube side is provided with outlet pipe, described
9th connecting plate top is provided with the tenth connecting plate, and the tenth connecting plate top is provided with safety valve.
Preferably, mixed charge road side is provided with pressure face bend pipe, and the pressure face bend pipe is arranged at section pipe one
Side, the pressure face bend pipe top are provided with shut-off valve, and the shut-off valve top is provided with pressure gauge, and the pressure gauge bottom is set
Conduit is equipped with, the conduit runs through shut-off valve, and extends to shut-off valve side and be connected with pressure face bend pipe, the mixed charge road
Side is provided with bimetallic thermometer, and the bimetallic thermometer is arranged at pressure face bend pipe side.
Preferably, choke block is provided with the restricting orifice, the choke block is internally provided with throttle orifice, the throttling
Choke block is run through in hole, and extends to choke block side.
Preferably, described 6th connecting plate one end is internally provided with diversion pipe, and the diversion pipe runs through the 6th connecting plate, and
Extend to the 6th connecting plate side and twoport flanged joint.
Preferably, the first pipeline is provided with the pressure reducing valve, is provided with first piston in first pipeline, described
One pipeline top is provided with decompression bonnet, and the decompression bonnet bottom is provided with the first valve rod, and first valve rod runs through first
Piston, and extend to the 5th connecting plate side.
Preferably, second pipe is provided with the adjustable nozzle, second piston is provided with the second pipe, it is described
Second pipe top is provided with adjustable nozzle cap, and the adjustable nozzle cap bottom is provided with the second valve rod, and second valve rod passes through
Second piston is worn, and extends to the 8th connecting plate side.
Preferably, the second connecting plate and the 3rd connecting plate, the 4th connecting plate and the 5th connecting plate, the 7th connecting plate and
8th connecting plate is fastenedly connected by tight split nut.
Preferably, first valve deck and the second valve deck outer wall are surrounded with non-slip mat, and the non-slip mat material is set
It is set to soft rubber material.
The technique effect and advantage of the utility model：The utility model is conducive to steam by the setting of four mouthfuls of flanges
Shunted, so as to control the size of air-flow, the effect of decompression is realized with this, by the setting of restricting orifice, be conducive to control
The steam passed through is made, pneumatic noise and decompression are reduced to reach with this, by the setting of pressure reducing valve, is conducive to by lifting first
The height of piston, changes steam circulation area, so as to reach decompression, by the setting of adjustable nozzle, is conducive in lifting second
When valve rod, second piston movement is driven, changes circulation area, so as to change warm water flow so that steam obtains suitably
Temperature, by the setting of safety valve, is conducive to when steam pressure is excessive in mixed charge road, safety valve is by mixed charge road
High steam discharged out of outlet pipe, the pressure in mixed charge road is reduced, so as to reach this practical purpose.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is enlarged structure schematic diagram at A in the utility model Fig. 1.
Fig. 3 is enlarged structure schematic diagram at B in the utility model Fig. 1.
Fig. 4 is the utility model figure restricting orifice structure diagram.
In figure：1 mixed charge road, 2 four mouthfuls of flanges, 3 first studs, 4 first connecting plates, 5 restricting orifices, 6 second
Connecting plate, 7 the 3rd connecting plates, 8 first valve decks, 9 the 4th connecting plates, 10 the 5th connecting plates, 11 pressure reducing valves, 12 nozzle blocks, 13
Two studs, 14 the 6th connecting plates, 15 second valve decks, 16 the 7th connecting plates, 17 the 8th connecting plates, 18 adjustable nozzles, 19 pairs
Mouth flange, 20 check-valves, 21 seamless pipes, 22 throttling stop valves, 23 section pipes, 24 flush flange, 25 connecting tubes, 26 the 9th connections
Plate, 27 outlet pipes, 28 the tenth connecting plates, 29 safety valves, 30 pressure face bend pipes, 31 shut-off valves, 32 pressure gauges, 33 bi-metal temperatures
Meter.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of Desuperheating and decompressing device for steam as described in Fig. 1-4, including mixed charge road 1 and four
Mouth flange 2, by the setting of four mouthfuls of flanges 2, is conducive to shunt steam, so as to control the size of air-flow, is come with this real
The effect now depressurized, four mouthfuls of flanges 2 are arranged at 1 side of mixed charge road, and 1 side of mixed charge road is provided with first
Stud 3, described first stud, 3 one end are threadedly coupled in mixed charge road 1, and described first stud, 3 one end is set
The first connecting plate 4 is equipped with, four mouthfuls of flanges, 2 both ends are both provided with restricting orifice 5, by the setting of restricting orifice 5, are conducive to
The steam passed through is controlled, the second connection is both provided with to reach reduction pneumatic noise and decompression, four mouthfuls of flanges, 2 both sides with this
Plate 6, first connecting plate 4 are connected with restricting orifice 5 by nut, and 6 top of the second connecting plate is provided with the 3rd connection
Plate 7,7 top of the 3rd connecting plate are provided with the first valve deck 8, and 8 top of the first valve deck is provided with the 4th connecting plate 9, institute
State 9 top of the 4th connecting plate and be provided with the 5th connecting plate 10,10 top of the 5th connecting plate is provided with pressure reducing valve 11, by subtracting
The setting of pressure valve 11, is conducive to the height by lifting first piston, changes steam circulation area, so that reach decompression, it is described
1 side of mixed charge road is provided with nozzle block 12, and 12 top of nozzle block is provided with the second stud 13, described second pair
13 top of hook bolt is provided with the 6th connecting plate 14, and 13 both ends of the second stud are connected with nozzle block 12 and the 6th respectively
14 threaded one end of plate connects, and 14 top of the 6th connecting plate is provided with the second valve deck 15, and 15 top of the second valve deck is set
There is the 7th connecting plate 16,16 top of the 7th connecting plate is provided with the 8th connecting plate 17, and 17 top of the 8th connecting plate is set
Adjustable nozzle 18 is equipped with, by the setting of adjustable nozzle 18, is conducive to when the second valve rod is lifted, drives second piston fortune
It is dynamic, change circulation area, so as to change warm water flow so that steam obtains suitable temperature, 14 side of the 6th connecting plate
Twoport flange 19 is provided with, 19 side of twoport flange is provided with check-valves 20, and 20 side of check-valves is provided with seamless
Check-valves 20 is run through in pipe 21, described 21 one end of seamless pipe, and extends to 20 side of check-valves and be connected with 19 one end of twoport flange, institute
State 21 one end of seamless pipe and run through mixed charge road 1, and extend to 1 side of mixed charge road, 21 side of seamless pipe is provided with
Throttling stop valve 22, the throttling stop valve 22 are arranged at 1 side of mixed charge road, and 1 side of mixed charge road is provided with
Pipe 23 is saved, the section pipe 23 is arranged at 12 side of nozzle block, and 23 top of the section pipe, which is provided with, flushes flange 24, described to flush method
Blue 24 tops are provided with connecting tube 25, and the connecting tube 25 is provided at both ends with the 9th connecting plate 26, the 9th connecting plate of top
26 are fastenedly connected by tight split nut with flushing flange 24, and 25 side of connecting tube is provided with outlet pipe 27, and the described 9th connects
26 top of fishplate bar is provided with the tenth connecting plate 28, and 28 top of the tenth connecting plate is provided with safety valve 29, passes through safety valve 29
Setting, be conducive to when steam pressure is excessive in mixed charge road 1, safety valve 29 is by the high steam in mixed charge road 1
Discharge in from outlet pipe 27, reduces the pressure in mixed charge road 1.
1 side of mixed charge road is provided with pressure face bend pipe 30, and the pressure face bend pipe 30 is arranged at section pipe 23 1
Side, 30 top of pressure face bend pipe are provided with shut-off valve 31, and 31 top of shut-off valve is provided with pressure gauge 32, the pressure
32 bottom of table is provided with conduit, and the conduit runs through shut-off valve 31, and extends to 31 side of shut-off valve and connect with pressure face bend pipe 30
Connect, 1 side of mixed charge road is provided with bimetallic thermometer 33, and the bimetallic thermometer 33 is arranged at pressure face bend pipe
30 sides, are conducive to the pressure intuitively in observation mixed charge road 1, so as to control safety valve 29 to high pressure in mixed charge road 1
Steam is discharged.
Choke block is provided with the restricting orifice 5, the choke block is internally provided with throttle orifice, and the throttle orifice runs through
Choke block, and choke block side is extended to, be conducive to the steam that control passes through, pneumatic noise and decompression are reduced to reach with this.
Described 6th connecting plate, 14 one end is internally provided with diversion pipe, and the diversion pipe runs through the 6th connecting plate 14, and prolongs
Extend 14 side of the 6th connecting plate to be connected with twoport flange 19, be conducive to warm water in seamless pipe 21 by adjustable nozzle 18, from
And realize injection atomizing gas.
The first pipeline is provided with the pressure reducing valve 11, first piston, first pipe are provided with first pipeline
Road top is provided with decompression bonnet, and the decompression bonnet bottom is provided with the first valve rod, and first valve rod runs through first piston,
And 10 side of the 5th connecting plate is extended to, be conducive to change the area in pressure reducing valve 11, so as to fulfill decompression.
Second pipe is provided with the adjustable nozzle 18, is provided with second piston in the second pipe, described second
Pipeline top is provided with adjustable nozzle cap, and the adjustable nozzle cap bottom is provided with the second valve rod, and second valve rod is through the
Two pistons, and 17 side of the 8th connecting plate is extended to, be conducive to change the area in adjustable nozzle 18, so as to control warm water to flow into
Amount.
Second connecting plate, 6 and the 3rd connecting plate 7, the 4th connecting plate 9 and the 5th connecting plate 10,16 and of the 7th connecting plate
8th connecting plate 17 is fastenedly connected by tight split nut, is conducive to fasten between each other.
First valve deck, 8 and second valve deck, 15 outer wall is surrounded with non-slip mat, and the non-slip mat material is arranged to
Soft rubber material, the frictional force between increase and hand, prevents from sliding when in use.
This practicality operation principle：In use, 1 one end of mixed charge road is connected with efferent duct, first stud one end
It is connected with input pipe, steam enters four mouthfuls of flanges 2, when by restricting orifice 5, restricting orifice 5 from the first stud 3
Preliminary decompression is carried out to steam and lowers object noise, and by lifting the first valve rod, drives first piston, changes decompression
The pressure of steam stream in valve 11, after steam enters mixed charge road 1, lifts the second valve rod, drives second piston movement, changes
Become circulation area so that in seamless pipe 21 warm water flow so that steam obtains suitable temperature, when in mixed charge road 1
When steam exceedes the pressure that pressure gauge 32 is set, control safety valve 29 is opened, and high steam is discharged from outlet pipe 27, passes through four
The setting of mouth flange 2, is conducive to shunt steam, so as to control the size of air-flow, the effect of decompression is realized with this, is led to
The setting of restricting orifice 5 is crossed, is conducive to the steam that control passes through, pneumatic noise and decompression are reduced to reach with this, pass through decompression
The setting of valve 11, is conducive to the height by lifting first piston, changes steam circulation area, so as to reach decompression, by can
The setting of nozzle 18 is adjusted, is conducive to when the second valve rod is lifted, second piston movement is driven, changes circulation area, so that
Change warm water flow so that steam obtains suitable temperature, by the setting of safety valve 29, is conducive to when in mixed charge road 1
When steam pressure is excessive, the discharge out of outlet pipe 27 by the high steam in mixed charge road 1 of safety valve 29, reduces mixed charge
Pressure in road 1, so as to reach this practical purpose.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify the technical solution described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of Desuperheating and decompressing device for steam, including mixed charge road（1）With four mouthfuls of flanges（2）, four mouthfuls of flanges（2）Set
In mixed charge road（1）Side, it is characterised in that：The mixed charge road（1）Side is provided with the first stud（3）, institute
State the first stud（3）One end is in mixed charge road（1）It is threadedly coupled, first stud（3）One end is provided with
One connecting plate（4）, four mouthfuls of flanges（2）Both ends are both provided with restricting orifice（5）, four mouthfuls of flanges（2）Both sides are respectively provided with
There is the second connecting plate（6）, first connecting plate（4）With restricting orifice（5）Connected by nut, second connecting plate（6）
Top is provided with the 3rd connecting plate（7）, the 3rd connecting plate（7）Top is provided with the first valve deck（8）, first valve deck
（8）Top is provided with the 4th connecting plate（9）, the 4th connecting plate（9）Top is provided with the 5th connecting plate（10）, the described 5th
Connecting plate（10）Top is provided with pressure reducing valve（11）, the mixed charge road（1）Side is provided with nozzle block（12）, the nozzle
Seat（12）Top is provided with the second stud（13）, second stud（13）Top is provided with the 6th connecting plate
（14）, second stud（13）Both ends respectively with nozzle block（12）With the 6th connecting plate（14）Threaded one end connects, institute
State the 6th connecting plate（14）Top is provided with the second valve deck（15）, second valve deck（15）Top is provided with the 7th connecting plate
（16）, the 7th connecting plate（16）Top is provided with the 8th connecting plate（17）, the 8th connecting plate（17）Top is provided with
Adjustable nozzle（18）, the 6th connecting plate（14）Side is provided with twoport flange（19）, the twoport flange（19）Side is set
It is equipped with check-valves（20）, the check-valves（20）Side is provided with seamless pipe（21）, the seamless pipe（21）Non-return is run through in one end
Valve（20）, and extend to check-valves（20）Side and twoport flange（19）One end connects, the seamless pipe（21）One end is through mixed
Close main pipeline（1）, and extend to mixed charge road（1）Side, the seamless pipe（21）Side is provided with throttling stop valve（22）,
The throttling stop valve（22）It is arranged at mixed charge road（1）Side, the mixed charge road（1）Side is provided with section pipe
（23）, the section pipe（23）It is arranged at nozzle block（12）Side, the section pipe（23）Top, which is provided with, flushes flange（24）, it is described
Flush flange（24）Top is provided with connecting tube（25）, the connecting tube（25）It is provided at both ends with the 9th connecting plate（26）, it is described
The 9th connecting plate of top（26）By tight split nut and flush flange（24）It is fastenedly connected, the connecting tube（25）Side is provided with
Outlet pipe（27）, the 9th connecting plate（26）Top is provided with the tenth connecting plate（28）, the tenth connecting plate（28）Top
It is provided with safety valve（29）.
A kind of 2. Desuperheating and decompressing device for steam according to claim 1, it is characterised in that：The mixed charge road（1）One
Side is provided with pressure face bend pipe（30）, the pressure face bend pipe（30）It is arranged at section pipe（23）Side, the pressure face bend pipe
（30）Top is provided with shut-off valve（31）, the shut-off valve（31）Top is provided with pressure gauge（32）, the pressure gauge（32）Bottom
End is provided with conduit, and the conduit runs through shut-off valve（31）, and extend to shut-off valve（31）Side and pressure face bend pipe（30）Even
Connect, the mixed charge road（1）Side is provided with bimetallic thermometer（33）, the bimetallic thermometer（33）It is arranged at pressure
Face bend pipe（30）Side.
A kind of 3. Desuperheating and decompressing device for steam according to claim 1, it is characterised in that：The restricting orifice（5）Inside set
Choke block is equipped with, the choke block is internally provided with throttle orifice, and the throttle orifice runs through choke block, and extends to choke block one
Side.
A kind of 4. Desuperheating and decompressing device for steam according to claim 1, it is characterised in that：6th connecting plate（14）One
End is internally provided with diversion pipe, and the diversion pipe runs through the 6th connecting plate（14）, and extend to the 6th connecting plate（14）Side with
Twoport flange（19）Connection.
A kind of 5. Desuperheating and decompressing device for steam according to claim 1, it is characterised in that：The pressure reducing valve（11）Interior setting
There is the first pipeline, first piston is provided with first pipeline, the first pipeline top is provided with decompression bonnet, described to subtract
Pressure valve cap bottom is provided with the first valve rod, and first valve rod runs through first piston, and extends to the 5th connecting plate（10）Side.
A kind of 6. Desuperheating and decompressing device for steam according to claim 1, it is characterised in that：The adjustable nozzle（18）Inside set
Second pipe is equipped with, second piston is provided with the second pipe, the second pipe top is provided with adjustable nozzle cap, institute
State adjustable nozzle cap bottom and be provided with the second valve rod, second valve rod runs through second piston, and extends to the 8th connecting plate
（17）Side.
A kind of 7. Desuperheating and decompressing device for steam according to claim 1, it is characterised in that：Second connecting plate（6）With
3rd connecting plate（7）, the 4th connecting plate（9）With the 5th connecting plate（10）, the 7th connecting plate（16）With the 8th connecting plate（17）
It is fastenedly connected by tight split nut.
A kind of 8. Desuperheating and decompressing device for steam according to claim 1, it is characterised in that：First valve deck（8）With
Two valve decks（15）Outer wall is surrounded with non-slip mat, and the non-slip mat material is arranged to soft rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721172661.8U CN207279283U (en) | 2017-09-13 | 2017-09-13 | A kind of Desuperheating and decompressing device for steam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721172661.8U CN207279283U (en) | 2017-09-13 | 2017-09-13 | A kind of Desuperheating and decompressing device for steam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207279283U true CN207279283U (en) | 2018-04-27 |
Family
ID=61989231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721172661.8U Active CN207279283U (en) | 2017-09-13 | 2017-09-13 | A kind of Desuperheating and decompressing device for steam |
Country Status (1)
| Country | Link |
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| CN (1) | CN207279283U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323124A (en) * | 2018-09-21 | 2019-02-12 | 嘉善中嘉化工有限公司 | A kind of reducing-and-cooling plant |
| CN110360459A (en) * | 2019-06-26 | 2019-10-22 | 江苏中伟机械制造有限公司 | A kind of high temperature and pressure reducing-and-cooling plant |
-
2017
- 2017-09-13 CN CN201721172661.8U patent/CN207279283U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323124A (en) * | 2018-09-21 | 2019-02-12 | 嘉善中嘉化工有限公司 | A kind of reducing-and-cooling plant |
| CN110360459A (en) * | 2019-06-26 | 2019-10-22 | 江苏中伟机械制造有限公司 | A kind of high temperature and pressure reducing-and-cooling plant |
| CN110360459B (en) * | 2019-06-26 | 2021-03-12 | 江苏中伟机械制造有限公司 | High-temperature high-pressure temperature and pressure reducing device |
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